179 calls and 13 puts traded on Nov 4, 2026, 192 contracts in total. Open interest was 4.01K contracts. Over the past 30 days, volume averaged 317 contracts per day. The WTS option volume chart shows volume by strike and expiration date.

Watts Water Technologies IV rank is 24, so its 30-day implied volatility of 36.3% is in the lower part of its one-year range. Over the past year it ranged from 15.2% on Dec 23, 2025 to 101.5% on Jul 17, 2026. See the WTS implied volatility history for a longer view.

The Watts Water Technologies put/call volume ratio was 0.07 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.78. The WTS open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Watts Water Technologies options about one week from expiration was $345.60, 2.1% below the $353.16 close. The WTS max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 41.5%, options price a move of about ±$20.30 (±5.7%) over the next week, a range of roughly $332.86 to $373.46 from the Nov 4, 2026 close. The WTS expected move chart shows it for every expiration date.